28653525

素因数分解:

$3^2\times 5^2\times {\mathrm{347}}^1\times {\mathrm{367}}^1$

素因数の和:730

約数の個数: 36

約数和(自身を含む): 51609792

約数和(自身を除く): 22956267

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 347, 367, 1041, 1101, 1735, 1835, 3123, 3303, 5205, 5505, 8675, 9175, 15615, 16515, 26025, 27525, 78075, 82575, 127349, 382047, 636745, 1146141, 1910235, 3183725, 5730705, 9551175, 28653525]

約数ペア:

[(1, 28653525), (3, 9551175), (5, 5730705), (9, 3183725), (15, 1910235), (25, 1146141), (45, 636745), (75, 382047), (225, 127349), (347, 82575), (367, 78075), (1041, 27525), (1101, 26025), (1735, 16515), (1835, 15615), (3123, 9175), (3303, 8675), (5205, 5505)]